//
//  AfanVisitorView.swift
//  weiboOfAfan
//
//  Created by afan on 16/3/21.
//  Copyright © 2016年 阿范. All rights reserved.
//

import UIKit

@objc protocol AfanVisitorViewDelegate : NSObjectProtocol{
    //加上 optional就是可选  设置为可选是,要在定义协议前面加上@objc
    optional func visitorViewDidClickRegisterButton()
    optional func visitroViewDidClickLoginButton()
}


class AfanVisitorView: UIView {
    
    weak var delegate : AfanVisitorViewDelegate?
    
    
    
    required init?(coder aDecoder: NSCoder) {
        fatalError("init(coder:) has not been implemented")
    }

    override init(frame: CGRect) {
        super.init(frame:frame)
        prepareUI()
    }
    
    
    //MARK: 外界调用的设置访问视图
      //设置数据
    func setupVisitor(imageName: String,message: String) {
        homeView.hidden = true
        coverView.hidden = true
        
        messageLabel.text = message
        iconView.image = UIImage(named: imageName)
    }
    //旋转转轮
    func startRotation() {
        let rotation = CABasicAnimation(keyPath: "transform.rotation")
        rotation.toValue = M_PI * 2
        rotation.duration = 20
        rotation.repeatCount = MAXFLOAT
        
        // 完成的时候不要移除 默认移除
        rotation.removedOnCompletion = false
        
        // 添加
        iconView.layer.addAnimation(rotation, forKey: nil)
    }
    
    
    
    
    // MARK: 点击事件
    ///注册按钮
    func didClickRegisterButton() {
        delegate?.visitorViewDidClickRegisterButton?()
    }
    ///登录按钮
    func didClickLoginButton() {
        delegate?.visitroViewDidClickLoginButton?()
    }
    
    //MARK: 准备 UI
    private func prepareUI() {
        backgroundColor = UIColor(white: 237 / 255.0, alpha: 1)
        //添加子控件
        addSubview(iconView)
        addSubview(coverView)
        addSubview(homeView)
        addSubview(messageLabel)
        addSubview(registerButton)
        addSubview(loginButton)
        
        //约束控件 ->关闭自动布局
        iconView.translatesAutoresizingMaskIntoConstraints = false
        coverView.translatesAutoresizingMaskIntoConstraints = false
        homeView.translatesAutoresizingMaskIntoConstraints = false
        messageLabel.translatesAutoresizingMaskIntoConstraints = false
        registerButton.translatesAutoresizingMaskIntoConstraints = false
        loginButton.translatesAutoresizingMaskIntoConstraints = false
        
        //添加约束
        //转轮
        addConstraint( NSLayoutConstraint(item: iconView, attribute: NSLayoutAttribute.CenterX, relatedBy: NSLayoutRelation.Equal, toItem: self, attribute: NSLayoutAttribute.CenterX, multiplier: 1, constant: 0))
        addConstraint(NSLayoutConstraint(item: iconView, attribute: NSLayoutAttribute.CenterY, relatedBy: NSLayoutRelation.Equal, toItem: self, attribute: NSLayoutAttribute.CenterY, multiplier: 1, constant: -30))
        
        // 遮罩
        addConstraint(NSLayoutConstraint(item: coverView, attribute: NSLayoutAttribute.Leading, relatedBy: NSLayoutRelation.Equal, toItem: self, attribute: NSLayoutAttribute.Leading, multiplier: 1, constant: 0))
        
        addConstraint(NSLayoutConstraint(item: coverView, attribute: NSLayoutAttribute.Trailing, relatedBy: NSLayoutRelation.Equal, toItem: self, attribute: NSLayoutAttribute.Trailing, multiplier: 1, constant: 0))
        
        addConstraint(NSLayoutConstraint(item: coverView, attribute: NSLayoutAttribute.Top, relatedBy: NSLayoutRelation.Equal, toItem: self, attribute: NSLayoutAttribute.Top, multiplier: 1, constant: 0))
        
        addConstraint(NSLayoutConstraint(item: coverView, attribute: NSLayoutAttribute.Bottom, relatedBy: NSLayoutRelation.Equal, toItem: registerButton, attribute: NSLayoutAttribute.Bottom, multiplier: 1, constant: 0))
        
        //小房子
        addConstraint(NSLayoutConstraint(item: homeView, attribute: NSLayoutAttribute.CenterX, relatedBy: NSLayoutRelation.Equal, toItem: iconView, attribute: NSLayoutAttribute.CenterX, multiplier: 1, constant: 0))
        addConstraint(NSLayoutConstraint(item: homeView, attribute: NSLayoutAttribute.CenterY, relatedBy: NSLayoutRelation.Equal, toItem: iconView, attribute: NSLayoutAttribute.CenterY, multiplier: 1, constant: 0))
        
        //信息
        addConstraint(NSLayoutConstraint(item: messageLabel, attribute: NSLayoutAttribute.CenterX, relatedBy: NSLayoutRelation.Equal, toItem: iconView, attribute: NSLayoutAttribute.CenterX, multiplier: 1, constant: 0))
        addConstraint(NSLayoutConstraint(item: messageLabel, attribute: NSLayoutAttribute.Top, relatedBy: NSLayoutRelation.Equal, toItem: iconView, attribute: NSLayoutAttribute.Bottom, multiplier: 1, constant: 18))
        
        addConstraint(NSLayoutConstraint(item: messageLabel, attribute: NSLayoutAttribute.Width, relatedBy: NSLayoutRelation.Equal, toItem: nil, attribute: NSLayoutAttribute.NotAnAttribute, multiplier: 1, constant: 250))
        
        
        
        // 注册按钮
        addConstraint(NSLayoutConstraint(item: registerButton, attribute: NSLayoutAttribute.Leading, relatedBy: NSLayoutRelation.Equal, toItem: messageLabel, attribute: NSLayoutAttribute.Leading, multiplier: 1, constant: 0))
        addConstraint(NSLayoutConstraint(item: registerButton, attribute: NSLayoutAttribute.Top, relatedBy: NSLayoutRelation.Equal, toItem: messageLabel, attribute: NSLayoutAttribute.Bottom, multiplier: 1, constant: 16))
        
        addConstraint(NSLayoutConstraint(item: registerButton, attribute: NSLayoutAttribute.Width, relatedBy: NSLayoutRelation.Equal, toItem: nil, attribute: NSLayoutAttribute.NotAnAttribute, multiplier: 1, constant: 100))
        addConstraint(NSLayoutConstraint(item: registerButton, attribute: NSLayoutAttribute.Height, relatedBy: NSLayoutRelation.Equal, toItem: nil, attribute: NSLayoutAttribute.NotAnAttribute, multiplier: 1, constant: 35))
        
        // 登录按钮
        addConstraint(NSLayoutConstraint(item: loginButton, attribute: NSLayoutAttribute.Trailing, relatedBy: NSLayoutRelation.Equal, toItem: messageLabel, attribute: NSLayoutAttribute.Trailing, multiplier: 1, constant: 0))
        addConstraint(NSLayoutConstraint(item: loginButton, attribute: NSLayoutAttribute.Top, relatedBy: NSLayoutRelation.Equal, toItem: messageLabel, attribute: NSLayoutAttribute.Bottom, multiplier: 1, constant: 16))
        
        addConstraint(NSLayoutConstraint(item: loginButton, attribute: NSLayoutAttribute.Width, relatedBy: NSLayoutRelation.Equal, toItem: registerButton, attribute: NSLayoutAttribute.Width, multiplier: 1, constant: 0))
        addConstraint(NSLayoutConstraint(item: loginButton, attribute: NSLayoutAttribute.Height, relatedBy: NSLayoutRelation.Equal, toItem: registerButton, attribute: NSLayoutAttribute.Height, multiplier: 1, constant: 0))
    }
    
    

    
    // MARK: 懒加载
    ///转轮
    private lazy var iconView : UIImageView = UIImageView(image: UIImage(named: "visitordiscover_feed_image_smallicon"))
    
    
    ///遮罩
    private lazy var coverView: UIImageView = UIImageView(image:UIImage(named: "visitordiscover_feed_mask_smallicon"))
    
    ///小房子
    private lazy var homeView : UIImageView = UIImageView(image: UIImage(named: "visitordiscover_feed_image_house"))
    ///信息 label
    private lazy var messageLabel : UILabel = {
        let label = UILabel()
        
        label.text = "关注一些人,看看有什么惊喜!!"
        label.textAlignment = NSTextAlignment.Center
        label.numberOfLines = 0
        label.font = UIFont.systemFontOfSize(15)
        label.sizeToFit()
        
        return label
    }()
    ///注册按钮
    private lazy var registerButton : UIButton = {
        let button = UIButton()
        
        ///设置
        button.setBackgroundImage(UIImage(named: "common_button_white_disable"), forState: UIControlState.Normal)
        
        button.setTitle("注册", forState: UIControlState.Normal)
        button.setTitleColor(UIColor.orangeColor(), forState: UIControlState.Normal)

        
        ///添加点击事件
        button.addTarget(self, action: "didClickRegisterButton", forControlEvents: UIControlEvents.TouchUpInside)
        
        return button
    }()
    ///登录按钮
    private lazy var loginButton : UIButton = {
        let button = UIButton()
        
        ///设置
        button.setBackgroundImage(UIImage(named: "common_button_white_disable"), forState: UIControlState.Normal)
        button.setTitle("登录", forState: UIControlState.Normal)
        button.setTitleColor(UIColor.blackColor(), forState: UIControlState.Normal)
        
        button.addTarget(self, action: "didClickLoginButton", forControlEvents: UIControlEvents.TouchUpInside)
        
        return button
    }()
    
}




























